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                    4.1 HarmonyOS
            
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                    4.2 OpenHarmony
            
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                    4.3 HarmonyOS NEXT
            
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                    4.4 ArkTS语言
            
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                    4.5 三者的区别与联系
            
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                    5.1 背景
            
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                    5.2 原理
            
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                    5.3 Impeller渲染引擎
            
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                    6.鸿蒙Flutter开发环境配置
            
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                    6.1 Windows环境配置
            
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                    6.2 Mac环境配置
            
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                    6.3 使用FlutterSDK 3.22.1
            
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                    6.4 第一个鸿蒙Flutter应用程序
            
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                    6.5 运行到多平台
            
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                    6.6 OpenHarmony设备运行指导
            
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                    6.7 现有Flutter项目支持鸿蒙
            
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                    6.8 鸿蒙版Flutter仓库变更
            
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                    6.9 使用FVM管理
            
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                    6.10 使用最新FlutterSDK配置开发环境
            
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                    6.11 真机与模拟器
            
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                    7.在鸿蒙应用中添加Flutter页面
            
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                    7.1如何使用 FlutterPage
            
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                    7.2如何使用混合开发添加跳转 FlutterEntry
            
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                    7.3 harmonyos添加flutter页面跳转时路由的处理
            
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                    7.4使用 Flutter Channel实现和Flutter和HarmonyOS交互
            
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                    8.在鸿蒙应用中使用Flutter Channel能力
            
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                    8.1如何使用Flutter与鸿蒙通信 FlutterChannel
            
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                    8.2如何使用混合开发添加跳转 FlutterEntry
            
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                    8.3如何使用Flutter和鸿蒙NEXT混合渲染
            
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                    8.4 混合渲染开发实践：以 fluttertpc_scan 三方库为例
            
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                    8.5如何使用Flutter与鸿蒙通信 FlutterChannel
            
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        <li class="chapter " data-level="1.9" data-path="../chapter9/">
            
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                    9.与原生混合渲染
            
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                    9.1Flutter OHOS外接纹理适配简介.md
            
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        <li class="chapter " data-level="1.9.2" data-path="../chapter9/9.2如何使用多引擎 FlutterEngineGroup.html">
            
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                    9.2如何使用多引擎 FlutterEngineGroup
            
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                    9.3如何使用PlatformView
            
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                    9.4PlatformView同层渲染方案适配切换指导
            
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                    9.5如何使用混合开发 module
            
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                    10.开发Flutter静态库
            
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                <a target="_blank" href="https://gitcode.com/openharmony-sig/flutter_samples/blob/master/ohos/docs/04_development/如何使用混合开发 module.md">
            
                    
                    10.1开发module
            
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        <li class="chapter " data-level="1.10.2" >
            
                <a target="_blank" href="https://gitcode.com/openharmony-sig/flutter_samples/blob/master/ohos/docs/04_development/开发package.md">
            
                    
                    10.2开发package
            
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        <li class="chapter " data-level="1.10.3" >
            
                <a target="_blank" href="https://gitcode.com/openharmony-sig/flutter_samples/blob/master/ohos/docs/04_development/开发plugin.md">
            
                    
                    10.3开发plugin
            
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        <li class="chapter " data-level="1.10.4" >
            
                <a target="_blank" href="https://gitcode.com/openharmony-sig/flutter_samples/blob/master/ohos/docs/04_development/开发FFI plugin.md">
            
                    
                    10.4开发FFI plugin
            
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                    11.Packages使用指南
            
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                    11.1高效使用 Packages指南
            
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                    11.2发布Packages
            
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                    12.鸿蒙适配Flutter三方库
            
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                    12.1纯dart库无需迁移
            
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        <li class="chapter " data-level="1.12.2" data-path="../chapter12/12.2坚果派已适配的库">
            
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                    12.2坚果派目前适配三方库进展
            
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                    12.3适配三方库之FlutterToast
            
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                    12.4适配三方库之udid
            
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                    12.5适配torch_light.md
            
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                    12.6适配flutter_native_contact_picker
            
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                    12.7适配flutter_timezone.md
            
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        </li>
    
        <li class="chapter " data-level="1.12.8" data-path="../chapter12/12.8适配flutter_exit_app.html">
            
                <a href="../chapter12/12.8适配flutter_exit_app.html">
            
                    
                    12.8适配flutter_exit_app.md
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.12.9" data-path="../chapter12/12.9适配flutter_phone_direct_caller.html">
            
                <a href="../chapter12/12.9适配flutter_phone_direct_caller.html">
            
                    
                    12.9适配flutter_phone_direct_caller
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.12.10" data-path="../chapter12/12.10适配flutter_app_icon_badge.html">
            
                <a href="../chapter12/12.10适配flutter_app_icon_badge.html">
            
                    
                    12.10适配flutter_app_icon_badge
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.12.11" data-path="../chapter12/12.11适配memory_info.html">
            
                <a href="../chapter12/12.11适配memory_info.html">
            
                    
                    12.11适配memory_info
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.13" data-path="../chapter13/">
            
                <a href="../chapter13/">
            
                    
                    13.性能优化与调试
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.13.1" data-path="../chapter13/13.1DevTool使用.md">
            
                <span>
            
                    
                    13.1DevTool使用
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.13.2" data-path="../chapter13/13.2性能分析定界指南.html">
            
                <a href="../chapter13/13.2性能分析定界指南.html">
            
                    
                    13.2性能分析定界(OpenHarmony平台)指南
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.13.3" data-path="../chapter13/13.3梳理线程顺序.html">
            
                <a href="../chapter13/13.3梳理线程顺序.html">
            
                    
                    13.3性能分析第一步-梳理线程顺序
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.13.4" data-path="../chapter13/13.4滑动响应时延.html">
            
                <a href="../chapter13/13.4滑动响应时延.html">
            
                    
                    13.4性能分析-滑动响应时延
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.13.5" data-path="../chapter13/13.5帧渲染跟踪.html">
            
                <a href="../chapter13/13.5帧渲染跟踪.html">
            
                    
                    13.5性能分析-帧渲染跟踪
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.13.6" data-path="../chapter13/13.6如何调试代码.html">
            
                <a href="../chapter13/13.6如何调试代码.html">
            
                    
                    13.6如何调试代码
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.14" data-path="../chapter14/">
            
                <a href="../chapter14/">
            
                    
                    14.迁移实战
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.14.1" data-path="../chapter14/14.1拨打电话.html">
            
                <a href="../chapter14/14.1拨打电话.html">
            
                    
                    14.1拨打电话
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.14.2" data-path="../chapter14/14.2使用url_launcher.html">
            
                <a href="../chapter14/14.2使用url_launcher.html">
            
                    
                    14.2使用url_launcher
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.14.3" data-path="../chapter14/14.3flutter开发鸿蒙PC应用.html">
            
                <a href="../chapter14/14.3flutter开发鸿蒙PC应用.html">
            
                    
                    14.3flutter开发鸿蒙PC应用
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.14.4" data-path="../chapter14/14.4探索适用于鸿蒙原生应用的跨平台开发框架.html">
            
                <a href="../chapter14/14.4探索适用于鸿蒙原生应用的跨平台开发框架.html">
            
                    
                    14.4探索适用于鸿蒙原生应用的跨平台开发框架
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.14.5" data-path="../chapter14/14.5保存图片.html">
            
                <a href="../chapter14/14.5保存图片.html">
            
                    
                    14.5保存图片
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.14.6" data-path="../chapter14/14.6使用url.html">
            
                <a href="../chapter14/14.6使用url.html">
            
                    
                    14.6使用url
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.15" data-path="../chapter15/">
            
                <a href="../chapter15/">
            
                    
                    15.上架审核
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.15.1" data-path="../chapter15/15.1应用上架流程.html">
            
                <a href="../chapter15/15.1应用上架流程.html">
            
                    
                    15.1应用上架流程
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.15.2" data-path="../chapter15/15.2审核注意事项.html">
            
                <a href="../chapter15/15.2审核注意事项.html">
            
                    
                    15.2审核注意事项
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.16" data-path="./">
            
                <a href="./">
            
                    
                    16.FAQ
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.16.1" data-path="16.5环境相关问题.html">
            
                <a href="16.5环境相关问题.html">
            
                    
                    16.1环境相关问题
            
                </a>
            

            
        </li>
    
        <li class="chapter active" data-level="1.16.2" data-path="16.6ohos代码开发相关问题.html">
            
                <a href="16.6ohos代码开发相关问题.html">
            
                    
                    16.2ohos代码开发相关问题
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.16.3" data-path="16.3权限相关.html">
            
                <a href="16.3权限相关.html">
            
                    
                    16.3权限相关
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.16.4" data-path="16.2原有项目迁移鸿蒙.html">
            
                <a href="16.2原有项目迁移鸿蒙.html">
            
                    
                    16.4原有项目迁移鸿蒙
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.16.5" data-path="16.1ohos应用编译相关问题.html">
            
                <a href="16.1ohos应用编译相关问题.html">
            
                    
                    16.5ohos应用编译相关问题
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.16.6" data-path="16.6ohos运行相关问题.md">
            
                <span>
            
                    
                    16.6ohos运行相关问题
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.16.7" data-path="16.7解析flutter相关的cppcrash堆栈.html">
            
                <a href="16.7解析flutter相关的cppcrash堆栈.html">
            
                    
                    16.7解析flutter相关的cppcrash堆栈
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.16.8" data-path="16.8ohos引擎产物编译相关问题.html">
            
                <a href="16.8ohos引擎产物编译相关问题.html">
            
                    
                    ohos引擎产物编译相关问题
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.17" data-path="../chapter17/">
            
                <a href="../chapter17/">
            
                    
                    17.阅读更多
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.17.1" data-path="../chapter17/17.1版本.html">
            
                <a href="../chapter17/17.1版本.html">
            
                    
                    17.1版本
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.17.2" data-path="../chapter17/17.2平台判断与问题处理指南.html">
            
                <a href="../chapter17/17.2平台判断与问题处理指南.html">
            
                    
                    17.2平台判断与问题处理指南
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.17.3" data-path="../chapter17/17.3鸿蒙版Flutter 3.22.0版本正式发布(1.0Release">
            
                <span>
            
                    
                    17.3鸿蒙版Flutter 3.22.0版本正式发布(1.0Release)
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.17.4" data-path="../chapter17/17.4优化 ohos 构建过程.html">
            
                <a href="../chapter17/17.4优化 ohos 构建过程.html">
            
                    
                    17.4优化 ohos 构建过程
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.17.5" data-path="../chapter17/17.5新增use-application-binary命令.html">
            
                <a href="../chapter17/17.5新增use-application-binary命令.html">
            
                    
                    17.5新增use-application-binary命令
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.18" data-path="../chapter18/">
            
                <a href="../chapter18/">
            
                    
                    18.多设备能力
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.18.1" data-path="../chapter18/18.1多设备自适应布局.html">
            
                <a href="../chapter18/18.1多设备自适应布局.html">
            
                    
                    18.1自适应布局
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.18.2" data-path="../chapter18/18.2多设备响应式布局.html">
            
                <a href="../chapter18/18.2多设备响应式布局.html">
            
                    
                    18.2响应式布局
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.18.3" data-path="../chapter18/18.3多设备典型布局场景.html">
            
                <a href="../chapter18/18.3多设备典型布局场景.html">
            
                    
                    18.3典型布局场景
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.18.4" data-path="../chapter18/184Flutter交互归一能力.md">
            
                <span>
            
                    
                    18.4交互归一
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.19" data-path="../chapter20/">
            
                <a href="../chapter20/">
            
                    
                    20.版本更新
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.19.1" data-path="../chapter20/20.1Flutter 3.22.0-ohos 1.0.1 Release发布.html">
            
                <a href="../chapter20/20.1Flutter 3.22.0-ohos 1.0.1 Release发布.html">
            
                    
                    20.1Flutter 3.22.0-ohos 1.0.1 Release发布
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.20" >
            
                <span>
            
                    
                    19.关于未来
            
                </span>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.20.1" data-path="../致谢.html">
            
                <a href="../致谢.html">
            
                    
                    致谢
            
                </a>
            

            
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                    <h1 id="ohos&#x4EE3;&#x7801;&#x5F00;&#x53D1;&#x76F8;&#x5173;&#x95EE;&#x9898;"><a name="ohos&#x4EE3;&#x7801;&#x5F00;&#x53D1;&#x76F8;&#x5173;&#x95EE;&#x9898;" class="plugin-anchor" href="#ohos&#x4EE3;&#x7801;&#x5F00;&#x53D1;&#x76F8;&#x5173;&#x95EE;&#x9898;"><i class="fa fa-link" aria-hidden="true"></i></a>ohos&#x4EE3;&#x7801;&#x5F00;&#x53D1;&#x76F8;&#x5173;&#x95EE;&#x9898;</h1>
<h2 id="dart&#x4EE3;&#x7801;&#x4E2D;&#x5224;&#x65AD;&#x5F53;&#x524D;&#x5E73;&#x53F0;&#x662F;&#x5426;&#x662F;ohos"><a name="dart&#x4EE3;&#x7801;&#x4E2D;&#x5224;&#x65AD;&#x5F53;&#x524D;&#x5E73;&#x53F0;&#x662F;&#x5426;&#x662F;ohos" class="plugin-anchor" href="#dart&#x4EE3;&#x7801;&#x4E2D;&#x5224;&#x65AD;&#x5F53;&#x524D;&#x5E73;&#x53F0;&#x662F;&#x5426;&#x662F;ohos"><i class="fa fa-link" aria-hidden="true"></i></a>dart&#x4EE3;&#x7801;&#x4E2D;&#x5224;&#x65AD;&#x5F53;&#x524D;&#x5E73;&#x53F0;&#x662F;&#x5426;&#x662F;ohos</h2>
<pre><code class="lang-dart"><span class="hljs-keyword">import</span> <span class="hljs-string">&apos;package:flutter/foundation.dart&apos;</span>;

<span class="hljs-built_in">bool</span> isOhos() {
  <span class="hljs-keyword">return</span> defaultTargetPlatform == TargetPlatform.ohos;
}
</code></pre>
<h2 id="&#x4EE3;&#x7801;&#x4E2D;&#x5B58;&#x5728;platformisohos&#x4F1A;&#x5BFC;&#x81F4;fluttn-run&#x3001;flutter-build-har&#x3001;flutter-attach&#x5931;&#x8D25;"><a name="&#x4EE3;&#x7801;&#x4E2D;&#x5B58;&#x5728;platformisohos&#x4F1A;&#x5BFC;&#x81F4;fluttn-run&#x3001;flutter-build-har&#x3001;flutter-attach&#x5931;&#x8D25;" class="plugin-anchor" href="#&#x4EE3;&#x7801;&#x4E2D;&#x5B58;&#x5728;platformisohos&#x4F1A;&#x5BFC;&#x81F4;fluttn-run&#x3001;flutter-build-har&#x3001;flutter-attach&#x5931;&#x8D25;"><i class="fa fa-link" aria-hidden="true"></i></a>&#x4EE3;&#x7801;&#x4E2D;&#x5B58;&#x5728;Platform.isOhos&#x4F1A;&#x5BFC;&#x81F4;fluttn run&#x3001;flutter build har&#x3001;flutter attach&#x5931;&#x8D25;</h2>
<p>&#x95EE;&#x9898;&#x73B0;&#x8C61;&#xFF1A; &#x5982;&#x679C;flutter&#x4EE3;&#x7801;&#x4E2D;&#x5B58;&#x5728;Platform.isOhos&#xFF0C;&#x5982;&#x4E0B;&#xFF1A;</p>
<pre><code>if (Platform.isAndroid || Platform.isOhos) {
  print(&quot;test&quot;);
}
</code></pre><p>&#x4F1A;&#x5BFC;&#x81F4;flutter run&#x3001;flutter build har&#x3001; flutter attach&#xFF08;&#x4E0D;&#x6307;&#x5B9A;&#x672C;&#x5730;&#x5F15;&#x64CE;&#x4EA7;&#x7269;&#xFF0C;&#x4F9D;&#x8D56;&#x670D;&#x52A1;&#x5668;&#x7684;&#x5F15;&#x64CE;&#x4EA7;&#x7269;&#xFF09;&#x5931;&#x8D25;&#xFF0C; &#x62A5;&#x9519;&#x4FE1;&#x606F;&#xFF1A; <img src="https://raw.gitcode.com/openharmony-tpc/flutter_samples/files/master/ohos/docs/media/08/code1.png" alt="img"></p>
<p>&#x89E3;&#x51B3;&#x65B9;&#x6CD5;&#xFF1A; &#x8BF7;&#x5C06; Platform.isOhos &#x4FEE;&#x6539;&#x6210; defaultTargetPlatform == TargetPlatform.ohos</p>
<h2 id="flutter-openharmony&#x539F;&#x751F;&#x7AEF;&#x83B7;&#x53D6;&#x5230;&#x56FE;&#x7247;&#x8D44;&#x6E90;"><a name="flutter-openharmony&#x539F;&#x751F;&#x7AEF;&#x83B7;&#x53D6;&#x5230;&#x56FE;&#x7247;&#x8D44;&#x6E90;" class="plugin-anchor" href="#flutter-openharmony&#x539F;&#x751F;&#x7AEF;&#x83B7;&#x53D6;&#x5230;&#x56FE;&#x7247;&#x8D44;&#x6E90;"><i class="fa fa-link" aria-hidden="true"></i></a>Flutter OpenHarmony&#x539F;&#x751F;&#x7AEF;&#x83B7;&#x53D6;&#x5230;&#x56FE;&#x7247;&#x8D44;&#x6E90;</h2>
<p>&#x95EE;&#xFF1A;&#x5728;&#x4F7F;&#x7528;plugin&#x65F6;&#xFF0C; OpenHarmony&#x4F1A;&#x8FD4;&#x56DE;&#x8FD9;&#x4E2A;&#x7C7B;&#x578B;&#x7684;&#x5BF9;&#x8C61;binding: FlutterPluginBinding&#xFF0C;&#x4F7F;&#x7528;&#x8FD9;&#x4E2A;&#x5BF9;&#x8C61;&#x7684;binding.getFlutterAssets().getAssetFilePathByName(&apos;xxxx&apos;) &#x83B7;&#x53D6;flutter&#x4EE3;&#x7801;&#x5E93;&#x4E2D;&#x7684;&#x56FE;&#x7247;&#x8D44;&#x6E90;&#x65F6;&#xFF0C;OpenHarmony&#x539F;&#x751F;&#x7AEF;&#x65E0;&#x6CD5;&#x83B7;&#x53D6;&#x5230;&#x56FE;&#x7247;&#x8D44;&#x6E90;&#xFF08;OpenHarmony&#x7AEF;&#x76F4;&#x63A5;&#x7528;Image(this.img)&#x65B9;&#x6CD5;&#x52A0;&#x8F7D;&#xFF09;&#x3002;&#x6709;&#x4EC0;&#x4E48;&#x522B;&#x7684;&#x65B9;&#x6CD5;&#x80FD;&#x591F;&#x83B7;&#x53D6;&#x5230;&#xFF1F;</p>
<p>&#x7B54;&#xFF1A;binding.getFlutterAssets().getAssetFilePathByName(&apos;xxxx&apos;)&#x5F97;&#x5230;&#x7684;&#x662F;&#x8D44;&#x6E90;&#x8DEF;&#x5F84;&#xFF0C;&#x52A0;&#x8F7D;&#x539F;&#x751F;&#x56FE;&#x7247;&#x8D44;&#x6E90;&#x53EF;&#x4EE5;&#x53C2;&#x8003;&#x4EE5;&#x4E0B;&#x5B9E;&#x73B0; <img src="https://raw.gitcode.com/openharmony-tpc/flutter_samples/files/master/ohos/docs/media/08/code2.png" alt="img"></p>
<pre><code>import { image } from &apos;@kit.ImageKit&apos;;
@Component
export struct DemoComponent {
  @Prop params: Params
  viewManager: DemoView = this.params.platformView as DemoView
  image?: string
  @State imageSource:image.ImageSource|null=null

  async aboutToAppear() {
    let args: HashMap&lt;string, object | string&gt; = this.viewManager.args as HashMap&lt;string, object&gt;
    this.image = args.get(&apos;src&apos;) as string
    let rmg = DemoPluginAssetPlugin.binding.getApplicationContext().  resourceManager;
    let rawfile = await rmg.getRawFileContent(&quot;flutter_assets/${this.image}&quot;);
    let buffer = rawfile.buffer.slice(0);
    this.imageSource = image.createImageSource(buffer);
  }

  build() {
    Column(){
      if(this.imageSource){
        Image(this.imageSource.createPixelMapSync())
      }
    }
  }

  // aboutToAppear(): void {
  // let args: HashMap&lt;string, object | string&gt; = this.viewManager.args as   HashMap&lt;string, object&gt;
  // this.image = args.get(&apos;src&apos;) as string
  // }

  // build() {
  // //todo &#x95EE;&#x9898;&#x70B9;
  // // Image(this.image)
  // Image(DemoPluginAssetPlugin.binding.getFlutterAssets().getAssetFilePathByName  (this.image))
  // // Image(DemoPluginAssetPlugin.binding.getFlutterAssets().  getAssetFilePathBySubpath(this.image))
  // }
}
</code></pre><p>&#x95EE;&#xFF1A;let rawfile = await rmg.getRawFileContent(&quot;flutter_assets/&quot;+this.image ); &#x8FD9;&#x884C;&#x4EE3;&#x7801;&#x4F1A;&#x89E6;&#x53D1;build&#x65B9;&#x6CD5;&#x4E48;&#xFF1F; &#x4E3A;&#x4EC0;&#x4E48;&#x6211;&#x6253;&#x65AD;&#x70B9;&#x6253;&#x5230;&#x8FD9;&#x4E00;&#x884C;&#xFF0C;&#x7136;&#x540E;&#x7EE7;&#x7EED;&#x6267;&#x884C;&#x65AD;&#x70B9;&#x76F4;&#x63A5;&#x5C31;&#x5230;build&#x65B9;&#x6CD5;&#x4E86;&#xFF1F;</p>
<p>&#x7B54;&#xFF1A;let rawfile = await rmg.getRawFileContent(&quot;flutter_assets/&quot;+this.image );&#x8FD9;&#x884C;&#x4EE3;&#x7801;&#x4E3A;&#x8017;&#x65F6;&#x64CD;&#x4F5C;&#xFF0C;debug&#x65F6;&#x4F1A;&#x6682;&#x4E0D;&#x6267;&#x884C;&#x5F53;&#x524D;&#x65B9;&#x6CD5;&#x7684;&#x5269;&#x4F59;&#x4EE3;&#x7801;&#x76F4;&#x5230;&#x8017;&#x65F6;&#x64CD;&#x4F5C;&#x8FD4;&#x56DE;&#x7ED3;&#x679C;&#xFF0C;&#x800C;&#x8FDB;&#x5165;build&#x53EA;&#x662F;&#x6B63;&#x5E38;&#x6E32;&#x67D3;&#x6D41;&#x7A0B;</p>
<h2 id="flutter-inappwebview&#x8BBE;&#x7F6E;&#x9AD8;&#x5EA6;&#x540E;&#x7F51;&#x9875;&#x5185;&#x5BB9;&#x88AB;&#x62C9;&#x4F38;"><a name="flutter-inappwebview&#x8BBE;&#x7F6E;&#x9AD8;&#x5EA6;&#x540E;&#x7F51;&#x9875;&#x5185;&#x5BB9;&#x88AB;&#x62C9;&#x4F38;" class="plugin-anchor" href="#flutter-inappwebview&#x8BBE;&#x7F6E;&#x9AD8;&#x5EA6;&#x540E;&#x7F51;&#x9875;&#x5185;&#x5BB9;&#x88AB;&#x62C9;&#x4F38;"><i class="fa fa-link" aria-hidden="true"></i></a>flutter inappwebview&#x8BBE;&#x7F6E;&#x9AD8;&#x5EA6;&#x540E;&#x7F51;&#x9875;&#x5185;&#x5BB9;&#x88AB;&#x62C9;&#x4F38;</h2>
<p>&#x95EE;&#x9898;&#x5206;&#x6790;&#xFF1A;&#x76EE;&#x524D;OS&#x539F;&#x751F;web&#x753B;&#x5E03;&#x9650;&#x5236;&#x8303;&#x56F4;&#x662F;&#x5728;2400&#x4EE5;&#x4E0B;&#xFF0C;&#x8D85;&#x8FC7;2400&#x7684;&#x9AD8;&#x5EA6;&#x539F;&#x751F;web&#x65E0;&#x6CD5;&#x52A0;&#x8F7D;</p>
<p>&#x89E3;&#x51B3;&#x65B9;&#x6848;&#xFF1A;&#x5C06;px&#x7C7B;&#x578B;&#x7684;&#x53C2;&#x6570;&#x8F6C;&#x6362;&#x4E3A;dp&#x7C7B;&#x578B;</p>
<pre><code>class _MyHomePageState extends State&lt;MyHomePage&gt; {
  double _height = 10.0;

  void _changeHeight(double newHeight) {
    setState(() {
      double devicePixelRatio = MediaQuery.of(context).devicePixelRatio;
      _height = newHeight / devicePixelRatio;
    });
  }

  @override
  Widget build(BuildContext context) {
...
</code></pre><h2 id="flutter&#x9879;&#x76EE;&#x91CC;&#x96C6;&#x6210;&#x534E;&#x4E3A;&#x8D26;&#x53F7;&#x4E00;&#x952E;&#x767B;&#x5F55;"><a name="flutter&#x9879;&#x76EE;&#x91CC;&#x96C6;&#x6210;&#x534E;&#x4E3A;&#x8D26;&#x53F7;&#x4E00;&#x952E;&#x767B;&#x5F55;" class="plugin-anchor" href="#flutter&#x9879;&#x76EE;&#x91CC;&#x96C6;&#x6210;&#x534E;&#x4E3A;&#x8D26;&#x53F7;&#x4E00;&#x952E;&#x767B;&#x5F55;"><i class="fa fa-link" aria-hidden="true"></i></a>Flutter&#x9879;&#x76EE;&#x91CC;&#x96C6;&#x6210;&#x534E;&#x4E3A;&#x8D26;&#x53F7;&#x4E00;&#x952E;&#x767B;&#x5F55;</h2>
<p>Flutter&#x9879;&#x76EE;&#x91CC;&#x96C6;&#x6210;&#x534E;&#x4E3A;&#x8D26;&#x53F7;&#x4E00;&#x952E;&#x767B;&#x5F55;&#xFF0C;&#x5982;&#x4F55;&#x4F7F;&#x7528;&#x4E00;&#x952E;&#x767B;&#x5F55;&#x7684;&#x76F8;&#x5173;&#x7EC4;&#x4EF6;&#xFF0C;&#x8BF7;&#x53C2;&#x8003;&#xFF1A; <a href="https://gitcode.com/openharmony-sig/flutter_samples/tree/master/ohos/flutter_huawei_login" target="_blank">demo</a></p>
<h2 id="flutter&#x9879;&#x76EE;&#x5982;&#x4F55;&#x9002;&#x914D;&#x6298;&#x53E0;&#x5C4F;"><a name="flutter&#x9879;&#x76EE;&#x5982;&#x4F55;&#x9002;&#x914D;&#x6298;&#x53E0;&#x5C4F;" class="plugin-anchor" href="#flutter&#x9879;&#x76EE;&#x5982;&#x4F55;&#x9002;&#x914D;&#x6298;&#x53E0;&#x5C4F;"><i class="fa fa-link" aria-hidden="true"></i></a>Flutter&#x9879;&#x76EE;&#x5982;&#x4F55;&#x9002;&#x914D;&#x6298;&#x53E0;&#x5C4F;</h2>
<ul>
<li>&#x624B;&#x673A;&#x548C;&#x6298;&#x53E0;&#x5C4F;&#x6298;&#x53E0;&#x6001;&#xFF0C;&#x5E94;&#x7528;&#x9700;&#x8981;&#x9002;&#x914D;&#x7AD6;&#x5C4F;&#x5E03;&#x5C40;&#x3002;&#x4EC5;&#x90E8;&#x5206;&#x7279;&#x6B8A;&#x573A;&#x666F;&#x4F8B;&#x5982;&#x6A2A;&#x5C4F;&#x6E38;&#x620F;&#x3001;&#x957F;&#x89C6;&#x9891;&#x9700;&#x8981;&#x9002;&#x914D;&#x6A2A;&#x5C4F;&#x5E03;&#x5C40;&#x3002;&#x5F53;&#x8BBE;&#x5907;&#x5C3A;&#x5BF8;&#x6BD4;&#x4F8B;&#x63A5;&#x8FD1;1:1&#x65F6;&#xFF0C;&#x5EFA;&#x8BAE;&#x6A2A;&#x7AD6;&#x5C4F;&#x4F7F;&#x7528;&#x76F8;&#x540C;&#x6216;&#x76F8;&#x8FD1;&#x7684;&#x5E03;&#x5C40;&#xFF1B;&#x5F53;&#x8BBE;&#x5907;&#x5C3A;&#x5BF8;&#x6BD4;&#x4F8B;&#x5DEE;&#x5F02;&#x5927;&#x65F6;&#xFF0C;&#x6A2A;&#x7AD6;&#x5C4F;&#x53EF;&#x4EE5;&#x4F7F;&#x7528;&#x4E0D;&#x540C;&#x7684;&#x5E03;&#x5C40;&#xFF0C;&#x4ECE;&#x800C;&#x63D0;&#x4F9B;&#x66F4;&#x597D;&#x7684;&#x4F7F;&#x7528;&#x4F53;&#x9A8C;&#x3002;</li>
<li>&#x5BF9;&#x4E8E;&#x6316;&#x5B54;&#x533A;&#x7684;&#x9002;&#x914D;&#xFF0C;&#x9700;&#x8981;&#x8003;&#x8651;&#x6838;&#x5FC3;&#x5185;&#x5BB9;&#x6216;&#x91CD;&#x8981;&#x4EA4;&#x4E92;&#x4E0D;&#x8981;&#x88AB;&#x6316;&#x5B54;&#x533A;&#x906E;&#x6321;&#x3002;&#x5982;&#x679C;&#x88AB;&#x906E;&#x6321;&#xFF0C;&#x5219;&#x5E94;&#x8FDB;&#x884C;&#x5C40;&#x90E8;&#x5185;&#x5BB9;&#x7B49;&#x907F;&#x8BA9;&#xFF1B;&#x53EF;&#x6EDA;&#x52A8;&#x5185;&#x5BB9;&#x65E0;&#x9700;&#x4E13;&#x95E8;&#x907F;&#x8BA9;&#x6316;&#x5B54;&#x533A;&#x3002;&#x8981;&#x907F;&#x514D;&#x56E0;&#x4E3A;&#x907F;&#x8BA9;&#x6316;&#x5B54;&#x5BFC;&#x81F4;&#x5DE6;&#x53F3;&#x4FA7;&#x7559;&#x767D;&#x4E0D;&#x4E00;&#x81F4;&#x3002;</li>
<li>&#x5728;&#x591A;&#x7AEF;&#x8BBE;&#x5907;&#x4E0A;&#xFF0C;&#x957F;&#x89C6;&#x9891;&#x3001;&#x76F4;&#x64AD;&#x3001;&#x4F1A;&#x8BAE;&#x3001;&#x901A;&#x8BDD;&#x7B49;&#x573A;&#x666F;&#x4E0B;&#x652F;&#x6301;&#x753B;&#x4E2D;&#x753B;&#x529F;&#x80FD;&#x3002;&#x5361;&#x7247;&#x5E7F;&#x544A;&#x5728;&#x5BBD;&#x5C4F;&#x8BBE;&#x5907;&#x4E0A;&#x5EFA;&#x8BAE;&#x4F7F;&#x7528;&#x5EF6;&#x4F38;&#x5E03;&#x5C40;&#x548C;&#x5F62;&#x53D8;&#x8FDB;&#x884C;&#x54CD;&#x5E94;&#x5F0F;&#x9002;&#x914D;&#x3002;</li>
<li>&#x9488;&#x5BF9;&#x6298;&#x53E0;&#x5C4F;&#x60AC;&#x505C;&#x6001;&#xFF08;&#x5373;&#x7528;&#x6237;&#x53EF;&#x4EE5;&#x5C06;&#x4EA7;&#x54C1;&#x534A;&#x6298;&#x540E;&#x7ACB;&#x5728;&#x684C;&#x9762;&#x4E0A;&#xFF09;&#xFF0C;&#x4E2D;&#x95F4;&#x5F2F;&#x6298;&#x533A;&#x57DF;&#x96BE;&#x4EE5;&#x64CD;&#x4F5C;&#x4E14;&#x663E;&#x793A;&#x5185;&#x5BB9;&#x4F1A;&#x53D8;&#x5F62;&#xFF0C;&#x56E0;&#x6B64;&#x5EFA;&#x8BAE;&#x9875;&#x9762;&#x5185;&#x5BB9;&#x8FDB;&#x884C;&#x6298;&#x75D5;&#x533A;&#x907F;&#x8BA9;&#x9002;&#x914D;&#x3002;&#x5EFA;&#x8BAE;&#x4E0A;&#x534A;&#x5C4F;&#x5185;&#x5BB9;&#x7531;&#x4E2D;&#x7EBF;&#x5411;&#x4E0A;&#x907F;&#x8BA9;16vp&#xFF08;3&#x6BEB;&#x7C73;&#xFF09;&#x3001;&#x4E0B;&#x534A;&#x5C4F;&#x5185;&#x5BB9;&#x7531;&#x4E2D;&#x7EBF;&#x5411;&#x4E0B;&#x907F;&#x8BA9;40vp&#xFF08;7&#x6BEB;&#x7C73;&#xFF09;&#x3002;&#x8FD9;&#x4E9B;&#x662F;&#x6298;&#x53E0;&#x5C4F;&#x8BBE;&#x8BA1;&#x7684;&#x4E3B;&#x8981;&#x65B9;&#x6848;&#x6982;&#x8FF0;&#x3002;</li>
</ul>
<p>&#x53EF;&#x53C2;&#x8003;&#xFF1A;</p>
<ul>
<li><a href="https://developer.huawei.com/consumer/cn/doc/design-guides/responsive-design-overview-0000001746498066#section1531711918247" target="_blank">&#x591A;&#x8BBE;&#x5907;&#x54CD;&#x5E94;&#x5F0F;&#x8BBE;&#x8BA1;</a></li>
<li><a href="https://developer.huawei.com/consumer/cn/doc/design-guides/ux-guidelines-foldable-screen-0000001807866557" target="_blank">&#x6298;&#x53E0;&#x5C4F;UX&#x4F53;&#x9A8C;</a></li>
<li><a href="https://developer.huawei.com/consumer/cn/doc/harmonyos-references-V5/js-apis-display-V5#foldstatus10" target="_blank">&#x5224;&#x65AD;&#x6298;&#x53E0;&#x72B6;&#x6001;</a></li>
<li><a href="https://developer.huawei.com/consumer/cn/doc/harmonyos-guides-V5/foreword-V5" target="_blank">&#x4E00;&#x591A;&#x5F00;&#x53D1;</a></li>
<li><a href="https://developer.huawei.com/consumer/cn/doc/harmonyos-references-V5/js-apis-window-V5#onwindowsizechange7" target="_blank">&#x901A;&#x8FC7;windowSizeChange&#x6765;&#x76D1;&#x542C;&#x9AD8;&#x5EA6;</a></li>
<li><a href="https://developer.huawei.com/consumer/cn/doc/design-guides/responsive-design-overview-0000001746498066#section127711650854" target="_blank">&#x6298;&#x53E0;&#x5C4F;&#x60AC;&#x505C;</a></li>
<li><a href="https://developer.huawei.com/consumer/cn/doc/harmonyos-references-V5/ts-container-folderstack-V5" target="_blank">FolderStack</a></li>
</ul>
<h2 id="flutter&#x9879;&#x76EE;&#x542F;&#x52A8;&#x95EA;&#x9000;"><a name="flutter&#x9879;&#x76EE;&#x542F;&#x52A8;&#x95EA;&#x9000;" class="plugin-anchor" href="#flutter&#x9879;&#x76EE;&#x542F;&#x52A8;&#x95EA;&#x9000;"><i class="fa fa-link" aria-hidden="true"></i></a>Flutter&#x9879;&#x76EE;&#x542F;&#x52A8;&#x95EA;&#x9000;</h2>
<p>&#x8BF7;&#x5F00;&#x53D1;&#x8005;&#x5728;crash&#x7684;&#x6808;&#x9876;&#x65E5;&#x5FD7;&#x4E2D;&#x67E5;&#x770B;&#x662F;&#x6709;&#x5982;&#x4E0B;&#x76F8;&#x5173;&#x4FE1;&#x606F;&#xFF0C;&#x5982;&#x6709;&#xFF0C;&#x53EF;&#x80FD;&#x662F;&#x56E0;&#x4E3A;&#x7F16;&#x8BD1;hap&#x6587;&#x4EF6;&#x6A21;&#x5F0F;&#x4E0E;&#x7F16;&#x8BD1;&#x51FA;&#x6765;&#x7684;engine&#x6A21;&#x5F0F;&#x4E0D;&#x5339;&#x914D;&#xFF0C;&#x5982;&#xFF1A;&#x7F16;&#x8BD1;hap&#x6587;&#x4EF6;release&#x5305;&#xFF0C;&#x4F46;&#x7528;&#x7684;&#x662F;debug&#x6A21;&#x5F0F;&#x7684;engine&#x5F15;&#x8D77;&#x3002; &#x76F8;&#x5173;&#x4FE1;&#x606F;&#xFF1A;</p>
<pre><code>Reason:Signal:SIGABRT(SI_TKILL).............................
........................................................
#01 pc 000000000014710c /system/lib/ld-musl-aarch64.so.1(abort+20).............
........................................................
........................................................
........................................................
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